Sulfide Comparator (flat) 30-300 ppmCHEC9510D
Phenols Comparator (flat) 0-1,400 ppmCHEC8012B
Phenol Comparator (flat) 0-12 ppmCHEC8012
Sodium Persulfate Comp. (flat) 7-70 ppmCHEC7870
Phenols Comparator (flat) 0-700 ppmCHEC8012A
Phenols Comparator (round) 0-1 ppmCHEC8001
Phosphate Comparator (flat) 120-1,200 ppmCHEC8510B
Phenols Comparator (round) 0-1,000 ppmCHEC8001C
Phenols Comparator (round) 0-30 ppmCHEC8001D
Phosphate Comparator (round) 0-1,200 ppmCHEC8501C
Phenols Comparator (round) 0-120 ppmCHEC8001B
Peracetic Acid Comparator (flat) 0-150 ppmCHEC7904D
Oxygen, dissolved 0-40 ppbCHEK7540
Activator Solution PackCHEA1800
Sulfide Comparator (round) 0-30 ppmCHEC9501D
Phenols Comparator (round) 0-60 ppmCHEC8001A
Sulfide Comparator (round) 0-120 ppmCHEC9501B
Phosphate Comparator (flat) 30-300 ppmCHEC8510D
Nitrite RefillCHER7002C
Silica Comparator (round) 0-1 ppmCHEC9001
Sulfide Comparator (flat) 120-1,200 ppmCHEC9510B
Ozone SAM 0 - 5.00 ppmCHEI2019
Phosphate Comparator (round) 0-120 ppmCHEC8501B
Carbohydrazide RefillCHER1805
Copper RefillCHER3510
Detergents SAM 0 - 2.50 ppmCHEI2017
Phosphate Comparator (round) 2-30 ppmCHEC8530
Peracetic Acid Comparator (flat) 0-5.0 ppmCHEC7904
Cap, Screw Yellow, 500/Pack, 10 Packs/CaseSSI200136
Pipettor Tips PackCHEA0171
Sodium Persulfate Comp. (round) 0-5.6 ppmCHEC7807
COND 6+ Conductivity meterEUTCON603PLUS
Sulfide Comparator (round) 0-1 ppmCHEC9501
Molybdate Comparator (flat) 20-200 ppmCHEC6720
Chlorine Comparator (flat) 0-250 ppmCHEC2506A
Molybdate 0-7 ppmCHEK6701
Nitrite 0-3000 ppm as NCHEK7004C
Peracetic Acid SAM 0 - 5.00 ppmCHEI2020
Hydrogen Peroxide Comp. (round) 0-0.08 ppmCHEC5501
COD Vials, with Mercury (98 vials) 0-15,000 ppm (HR+)CHEK7375
Iron Comparator (round) 0-60 ppmCHEC6001A
Sulfide Comparator (round) 0-60 ppmCHEC9501A
Hydrogen Peroxide RefillCHER5510C
Iron In Brine RefillCHER6002
Hydrogen Peroxide Comp. (round) 0-50 ppmCHEC5501A
Manganese Comparator (round) 0-60 ppmCHEC6502D
Sample Zeroing Accessory PackCHEA0025
Nitrate 0 - 7.50 ppm as NCHEK6923
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